RE: [sv-ec]E-mail Vote on mantis item 890: Closes 12am PST April 6th

Thanks Cliff.
I removed the "logic a, b, c;" line from the example,
as it wasn't really adding any value anyways.
The newly re-amended proposal is up on Mantis now.

Regards,
Doug 

> -----Original Message-----
> From: owner-sv-ec@server.eda.org 
> [mailto:owner-sv-ec@server.eda.org] On Behalf Of Clifford E. Cummings
> Sent: Thursday, April 05, 2007 8:45 AM
> To: sv-ec@server.eda.org
> Subject: RE: [sv-ec]E-mail Vote on mantis item 890: Closes 
> 12am PST April 6th
> 
> Hi, Doug -
> 
> Thanks for the updates and clarifications. This certainly makes 
> synchronous drives easier to explain.
> 
> I think there is still one more friendly amendment in the example I 
> noted earlier - page 5 of the proposal
> 
> logic a, b, c;
> clocking cb @(posedge clk);
>    inout a;
>    output b;
> endclocking
> 
> initial begin
>    cb.a <= c;    // The value of a will change in the Re-NBA region
>    cb.b <= cb.a; // b is assigned the value of a before the change
> end
> 
> I believe you at least want:
> wire  a;
> logic b, c;
> 
> An inout has two driving sources, the port and the synchronous drive 
> and inouts have always required a resolved net-type on the port 
> declaration for either programs or modules. Logic types will give a 
> compilation error if two driving sources are detected.
> 
> I vote yes with or without the friendly amendment. We can always fix 
> it later and the update is by far better than the current 
> documentation. Good work, Doug!
> 
> Regards - Cliff
> 
> At 11:47 AM 4/4/2007, Warmke, Doug wrote:
> >Hi Cliff,
> >
> >Thanks for the friendly amendments.
> >I took care of all of them except as follows.
> >
> >There is a misunderstanding in your comments inre Re-NBA.
> >ALL synchronous drives schedule into the Re-NBA region,
> >after our last face-to-face.  It used to be that synchronous
> >drives running in design threads were scheduled in NBA, and
> >synchronous drives running in program threads scheduled in
> >the Re-NBA region.  But at the face-to-face we decided that
> >all synchronous drives are to be scheduled in Re-NBA.
> >
> >The amended proposal has been uploaded to Mantis.
> >(http://www.verilog.org/svdb/bug_view_page.php?bug_id=0000890)
> >
> >Regards,
> >Doug
> 
> ----------------------------------------------------
> Cliff Cummings - Sunburst Design, Inc.
> 14314 SW Allen Blvd., PMB 501, Beaverton, OR 97005
> Phone: 503-641-8446 / FAX: 503-641-8486
> cliffc@sunburst-design.com / www.sunburst-design.com
> Expert Verilog, SystemVerilog, Synthesis and Verification Training
> 
> 
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